GM Service Manual Online
For 1990-2009 cars only

Intake Manifold Removal L57, L65


    Object Number: 55513  Size: SH
  1. Remove the fuel manager/filter assembly retaining bolts.

  2. Object Number: 59758  Size: SH
  3. Loosen the fuel hose clamps at the fuel filter assembly.
  4. Remove the fuel hoses from the fuel filter assembly.
  5. Disconnect the fuel manager/filter electrical connector.

  6. Object Number: 59759  Size: SH
  7. Remove the fuel filter assembly.

  8. Object Number: 26780  Size: SH
  9. Disconnect the glow plug relay electrical connectors.

  10. Object Number: 26781  Size: SH
  11. Remove the glow plug relay retaining nuts.
  12. Remove the glow plug relay.

  13. Object Number: 25300  Size: SH
  14. Disconnect the vacuum harness hose connectors.
  15. Remove the vacuum harness.
  16. Remove the vacuum solenoid retaining bolt(s) (2).
  17. Remove the vacuum solenoid(s) (1).

  18. Object Number: 26958  Size: SH
  19. Remove the vacuum solenoid mounting bracket retaining nuts.
  20. Remove the vacuum solenoid mounting bracket.

  21. Object Number: 177108  Size: SH
  22. Remove the turbocharger oil feed line mounting bracket retaining nut.
  23. Remove the turbocharger oil feed line mounting bracket. Gently pull the bracket from the turbocharger oil feed line at a 45 degree angle to separate.

  24. Object Number: 59835  Size: SH
  25. Remove the intake manifold bolts.
  26. Remove the intake manifold.
  27. Remove the gaskets.